CN209215038U - A kind of digestion instrument fluid infusion mechanism - Google Patents
A kind of digestion instrument fluid infusion mechanism Download PDFInfo
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- CN209215038U CN209215038U CN201821807089.2U CN201821807089U CN209215038U CN 209215038 U CN209215038 U CN 209215038U CN 201821807089 U CN201821807089 U CN 201821807089U CN 209215038 U CN209215038 U CN 209215038U
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- water
- fluid infusion
- cup body
- interlayer
- water tank
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Abstract
The utility model proposes a kind of digestion instrument fluid infusion mechanism regarding to the issue above, including passing through the constant temperature water tank of placed in series, water pump and fluid infusion cup；Electric heater is equipped in constant temperature water tank；Fluid infusion cup includes cup body, and interlayer is arranged outside cup body, and interlayer is equipped with inlet and outlet；Water in water tank is passed through in interlayer by water pump by water inlet, then is expelled in water tank from water outlet；The utility model is used to guarantee the temperature of solvent to be supplemented, and stability is good, ensure that the accuracy of experimental data.
Description
Technical field
The utility model relates to a kind of fluid infusion mechanism, in particular to a kind of fluid infusion mechanism for being exclusively used in digestion instrument.
Background technique
Drug dissolution refers to drug in regulation medium, under certain condition, from the solid pharmaceutical preparations such as tablet or capsule
The speed of dissolution and the degree of dissolution.Drug dissolution directly affects the absorption and utilization of drug in vivo, is evaluation medicinal substances
In index in one of amount.In drug production testing, clinical efficacy investigation, stability of drug products inspection, new drug development, prescription sieve
Many aspects such as choosing, process modification will investigate this index.Drug dissolution inspection is evaluation preparation quality and technological level
A kind of effective means, and evaluation agent activity ingredients Biogenic availability and the preparation uniformity a kind of effective standard, can have
Effect distinguishes the difference of same drug bioavailability, therefore is one of drug quality control essential items for inspection.
When digestion instrument tests dissolution curve, since sample volume is big, in order to ensure the test results accurate is often needed
Fluid infusion is wanted, during fluid infusion, is maintained at the solvent temperature of supplement within the scope of 37 ± 0.5 °C；However operator in practice
It is with the manual fluid infusion of syringe mostly, fluid infusion is relatively difficult, not can guarantee the constant of temperature.
Utility model content
The utility model proposes a kind of digestion instrument fluid infusion mechanism regarding to the issue above, for guaranteeing solvent to be supplemented
Temperature, stability is good, ensure that the accuracy of experimental data.
Specific technical solution is as follows:
A kind of digestion instrument fluid infusion mechanism, including passing through the constant temperature water tank of placed in series, water pump and fluid infusion cup；
Electric heater is equipped in constant temperature water tank；
Fluid infusion cup includes cup body, and interlayer is arranged outside cup body, and interlayer is equipped with inlet and outlet；
Water in water tank is passed through in interlayer by water pump by water inlet, then is expelled in water tank from water outlet.
Further, water inlet is located at the lower section of water outlet.
Further, pipeline is arranged on the water inlet and water outlet for being fixed on interlayer.
Further, pipeline is connected on the water inlet and water outlet of interlayer by retention mechanism.
Further, interlayer includes external jacket and cover board, and external jacket is set in outside cup body, and the height of external jacket is greater than cup
The height of body is flush at the top of the top of external jacket and cup body, and cover plate lid is located at the top of external jacket and cup body, external jacket,
Cover board and cup body are integrally formed formula structure, and inlet and outlet are arranged on external jacket.
The application method of the utility model is as follows:
The water in water tank is heated by electric heater, water temperature is made to be maintained at 37 DEG C；
Solvent is added into cup body, meanwhile, the water in water tank is passed through in interlayer by water inlet by water pump, then from out
The mouth of a river is expelled in water tank, is maintained within the scope of 37 ± 0.5 °C with the solvent temperature realized in cup body.
The utility model has the following beneficial effects:
(1) the utility model is used to guarantee the temperature of solvent to be supplemented, and stability is good, ensure that the accurate of experimental data
Property；
(2) water inlet is located at the lower section of water outlet, can effectively ensure that the stability of the water temperature in interlayer, avoids in interlayer
Part hot water cause thermal loss without circulation；
(3) structure setting of interlayer ensure that the intracorporal solvent of cup is heated evenly, ensure that experiment effect.
Detailed description of the invention
Fig. 1 is the utility model structure chart.
Fig. 2 is the cross-sectional view of fluid infusion cup in embodiment one.
Fig. 3 is the cross-sectional view of fluid infusion cup in embodiment two.
Fig. 4 is the cross-sectional view that water outlet and pipeline are connected by retention mechanism in Fig. 3.
Fig. 5 is the cross-sectional view of water outlet in Fig. 4.
Fig. 6 is the cross-sectional view of conversion terminal in Fig. 4.
Fig. 7 is the right view of inner sleeve in Fig. 4.
Fig. 8 is the cross-sectional view of pipeline in Fig. 4.
Fig. 9 is the left view of Fig. 8
Figure 10 is the cross-sectional view of the second grafting item in Fig. 9.
Specific embodiment
It is clear to be more clear the technical solution of the utility model, the utility model is carried out into one with reference to the accompanying drawing
Step description, the technical characteristic of any pair of technical solutions of the utility model carry out the scheme that equivalencing is obtained with conventional reasoning and fall
Enter scope of protection of the utility model.
Description of symbols
Constant temperature water tank 1, water pump 2, fluid infusion cup 3, electric heater 4, cup body 5, interlayer 6, water inlet 7, water outlet 8, external jacket
9, cover board 10, retention mechanism 11, conversion terminal 12, inner sleeve 13, outer sleeve 14, the first adapter ring 15, the second adapter ring 16,
Three adapter rings 17, the first slot 18, limit raised line 19, the second slot 20, the first grafting item 21, third slot 22, the second grafting
Article the 23, the 4th slot 24, cushion chamber 25, pressure tank 26, briquetting 27, pipeline 28, limiting groove 29.
Embodiment one
A kind of digestion instrument fluid infusion mechanism as shown in the figure, constant temperature water tank 1, water pump 2 and fluid infusion cup including passing through placed in series
3；
Electric heater 4 is equipped in constant temperature water tank；
Fluid infusion cup includes cup body 5, and interlayer 6 is arranged outside cup body, and interlayer is equipped with water inlet 7 and water outlet 8；
Water in water tank is passed through in interlayer by water pump by water inlet, then is expelled in water tank from water outlet.
Further, water inlet is located at the lower section of water outlet.
Further, pipeline is arranged on the water inlet and water outlet for being fixed on interlayer.
The application method of the utility model is as follows:
The water in water tank is heated by electric heater, water temperature is made to be maintained at 37 DEG C；
Solvent is added into cup body, meanwhile, the water in water tank is passed through in interlayer by water inlet by water pump, then from out
The mouth of a river is expelled in water tank, is maintained within the scope of 37 ± 0.5 °C with the solvent temperature realized in cup body.
Embodiment two
With a kind of digestion instrument fluid infusion mechanism described in embodiment one, the difference is that:
Interlayer includes external jacket 9 and cover board 10, and external jacket is set in outside cup body, and the height of external jacket is greater than the height of cup body
Degree is flush at the top of the top of external jacket and cup body, and cover plate lid is located at the top of external jacket and cup body, external jacket, cover board and
Cup body is integrally formed formula structure, and inlet and outlet are arranged on external jacket.
Pipeline 28 is connected on the water inlet and water outlet of interlayer by retention mechanism 11.
Retention mechanism includes conversion terminal 12, inner sleeve 13 and outer sleeve 14；
Conversion terminal includes the first adapter ring 15, the second adapter ring 16 and third adapter ring 17 of integral structure, and first
It is equipped with interconnected Switching-through channel in adapter ring, the second adapter ring and third adapter ring, the outer diameter of the second adapter ring is greater than the
The outer diameter of three adapter rings；
First adapter ring is equipped with the first slot 18, and the limit that the inner wall of the first slot is equipped with multiple cirque structures is recessed
Slot 29, the cross sectional shape of limiting groove are isosceles triangular structure, axial on the outer wall of the first slot to be equipped at least two and keep away
Allow slot, when free state, the outer wall of the first slot slopes inwardly setting；
First adapter ring is set on the water inlet or water outlet of cylindrical structure, and water inlet or water outlet is made to be inserted into first
In slot, it is arranged in the corresponding insertion limiting groove of limit raised line 19 on water inlet or water outlet outer wall；
Inner sleeve is set in the outside of third adapter ring and is pressed on the second adapter ring, and the inner wall of inner sleeve is equipped with
Second slot 20, the second slot are contrary with the first slot；
The height of inner sleeve is less than the height of third adapter ring；
Pipeline is set on the outer wall of third adapter ring and in the second slot of insertion being interference fitted, and outer sleeve is set in
Pipeline, the outside of inner sleeve and the second adapter ring and outer sleeve are by being threadedly engaged the outer wall being locked in the second adapter ring
On, to be locked to pipeline, realize the connection of pipeline and water inlet or water outlet.
Further, multiple first grafting items 21, the first grafting item are equipped at circle-shaped on the outer wall of third adapter ring
Prolong the axial of third adapter ring to be arranged, in the third slot 22 of the corresponding insertion inner sleeve of the first grafting item.
Further, on the outer wall of pipeline inserted terminal circumferentially shape be equipped with multiple second grafting items 23, the second grafting item
In the 4th slot 24 on corresponding insertion the second slot of inner sleeve inner wall；
The top of second grafting item is protruding upward at segment structure, and cushion chamber 25 is equipped in the second grafting item, cushion chamber
Bottom is equipped with pressure tank 26, and the top of cushion chamber is equipped with briquetting 27, when the second grafting article is inserted into the 4th slot, briquetting insertion
In pressure tank.
When installation, inner sleeve is set on third transfer tube, is inserted into the inserted terminal of pipeline, then outer sleeve is threadedly engaged
Be locked on the second transfer tube, finally the first transfer tube, which is set on water inlet or water outlet, can be realized connection.
In the present invention, pipeline and water inlet, water outlet are connected by retention mechanism, easy to operate, jail
Solidity is good, and stability is good, is not easy to loosen, more securely and reliably.
Claims (3)
1. a kind of digestion instrument fluid infusion mechanism, it is characterized in that, including passing through the constant temperature water tank of placed in series, water pump and fluid infusion cup；
Electric heater is equipped in constant temperature water tank；
Fluid infusion cup includes cup body, and interlayer is arranged outside cup body, and interlayer is equipped with inlet and outlet；
Water in water tank is passed through in interlayer by water pump by water inlet, then is expelled in water tank from water outlet.
2. a kind of digestion instrument fluid infusion mechanism as described in claim 1, it is characterized in that, water inlet is located at the lower section of water outlet.
3. a kind of digestion instrument fluid infusion mechanism as described in claim 1, it is characterized in that, interlayer includes external jacket and cover board, outer clip
It is set in outside cup body, the height of external jacket is greater than the height of cup body, is flush, covers at the top of the top of external jacket and cup body
Plate lid is located at the top of external jacket and cup body, and external jacket, cover board and cup body are integrally formed formula structure, and inlet and outlet are set
It sets on external jacket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821807089.2U CN209215038U (en) | 2018-11-05 | 2018-11-05 | A kind of digestion instrument fluid infusion mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821807089.2U CN209215038U (en) | 2018-11-05 | 2018-11-05 | A kind of digestion instrument fluid infusion mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209215038U true CN209215038U (en) | 2019-08-06 |
Family
ID=67458112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821807089.2U Active CN209215038U (en) | 2018-11-05 | 2018-11-05 | A kind of digestion instrument fluid infusion mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209215038U (en) |
-
2018
- 2018-11-05 CN CN201821807089.2U patent/CN209215038U/en active Active
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